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in dlopen: don't use null pointer 

deps can be null if a library has no dependencies (such as libc itself)
This commit is contained in:
Rich Felker 2011-06-26 21:36:44 -04:00
parent 92ab5d8d15
commit 0e4dae3d77
1 changed files with 3 additions and 3 deletions
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6
src/ldso/dynlink.c
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@ -514,19 +514,19 @@ void *dlopen(const char *file, int mode)
/* First load handling */ /* First load handling */
if (!p->deps) { if (!p->deps) {
load_deps(p); load_deps(p);
for (i=0; p->deps[i]; i++) if (p->deps) for (i=0; p->deps[i]; i++)
if (!p->deps[i]->global) if (!p->deps[i]->global)
p->deps[i]->global = -1; p->deps[i]->global = -1;
if (!p->global) p->global = -1; if (!p->global) p->global = -1;
reloc_all(p); reloc_all(p);
for (i=0; p->deps[i]; i++) if (p->deps) for (i=0; p->deps[i]; i++)
if (p->deps[i]->global < 0) if (p->deps[i]->global < 0)
p->deps[i]->global = 0; p->deps[i]->global = 0;
if (p->global < 0) p->global = 0; if (p->global < 0) p->global = 0;
} }
if (mode & RTLD_GLOBAL) { if (mode & RTLD_GLOBAL) {
for (i=0; p->deps[i]; i++) if (p->deps) for (i=0; p->deps[i]; i++)
p->deps[i]->global = 1; p->deps[i]->global = 1;
p->global = 1; p->global = 1;
} }